Finding the Fourth Proportional to 573,749.36, 791,752.76 and 319,095.08
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Solution
The fourth proportional to 573,749.36, 791,752.76 and 319,095.08 is: 440,339.33
Step by Step Solution
- Step 1: Write the proportion equation
573,749.36 : 791,752.76 = 319,095.08 : x - Step 2: Convert to fraction form
573,749.36/791,752.76 = 319,095.08/x - Step 3: Cross multiply
573,749.36x = 791,752.76 × 319,095.08 - Step 4: Simplify right side
573,749.36x = 252,644,410,292.42 - Step 5: Solve for x
x = 252,644,410,292.42/573,749.36 - Step 6: Final answer
x = 440,339.33
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.